With the advent of new automatic turrets
Turrets damage buildings

Tell me how to fix it?

Here's a video https://drive.google.com/open?id=16Z-8QbL6REduVU-6i8wKxQolnEkx8Zjm

Here are the config settings

"RuleSets": [{
  "name": "default",
  "enabled": true,
  "defaultAllowDamage": false,
  "flags": "HeliDamageLocked, HumanNPCDamage, AdminsHurtSleepers, ProtectedSleepers, SelfDamage",
  "rules": [
    "anything can hurt dispensers",
    "anything can hurt players",
    "players cannot hurt players",
    "fire cannot hurt players",
    "anything can hurt traps",
    "players can hurt barricades",
    "anything can hurt heli",
    "anything can hurt npcs",
    "anything can hurt resources",
    "samrocket can hurt balloon",
    "samrocket can hurt minicopter",
    "players cannot hurt balloon",
    "players cannot hurt minicopter",
    "samsite cannot hurt players",
    "samsite cannot hurt minicopter",
    "samsite cannot hurt balloon",
    "traps cannot hurt players",
    "traps cannot hurt minicopter",
    "players cannot hurt testridablehorse",
    "traps cannot hurt balloon"
  ]
}],
"Entity Groups": [{
    "name": "dispensers",
    "members": "BaseCorpse, HelicopterDebris, servergibs_bradley, servergibs_patrolhelicopter, scientist_corpse, murderer_corpse, player_corpse, bear.corpse, stag.corpse, chicken.corpse, boar.corpse, wolf.corpse, horse.corpse, ch47scientists.entity, servergibs_ch47, corn.entity, survey_crater, small_stash_deployed, ReactiveTarget, spikes.floor, sam_static, GunTrap, FlameTurret, cupboard.tool.deployed, autoturret_deployed",
    "exclusions": ""
  },
  {
    "name": "players",
    "members": "BasePlayer",
    "exclusions": ""
  },
  {
    "name": "traps",
    "members": "sam_site_turret_deployed, BearTrap, Landmine, teslacoil.deployed",
    "exclusions": ""
  },
  {
    "name": "barricades",
    "members": "Barricade",
    "exclusions": ""
  },
  {
    "name": "highwalls",
    "members": "wall.external.high.stone, wall.external.high.wood, gates.external.high.wood, gates.external.high.wood",
    "exclusions": ""
  },
  {
    "name": "heli",
    "members": "BaseHelicopter",
    "exclusions": ""
  },
  {
    "name": "npcs",
    "members": "NPCPlayerApex, BradleyAPC, NPCMurderer, HTNPlayer, Scientist, NPCPlayer",
    "exclusions": ""
  },
  {
    "name": "fire",
    "members": "FireBall",
    "exclusions": ""
  },
  {
    "name": "resources",
    "members": "ResourceEntity, TreeEntity, OreResourceEntity",
    "exclusions": ""
  },
  {
    "name": "samrocket",
    "members": "sam_static",
    "exclusions": ""
  },
  {
    "name": "balloon",
    "members": "hotairballoon",
    "exclusions": ""
  },
  {
    "name": "minicopter",
    "members": "minicopter.entity, scraptransporthelicopter",
    "exclusions": ""
  },
  {
    "name": "samsite",
    "members": "sam_site_turret_deployed",
    "exclusions": ""
  }​

Fixed in next update